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Long-term Debt and Lease Financing Obligations (Tables)
6 Months Ended
Jun. 30, 2017
Debt Disclosure [Abstract]  
Components of Borrowings, Including Current Portion
Long-term debt and lease financing obligations, consisted of the following (in thousands):
 
June 30, 2017
 
December 31, 2016
Term loans payable
$
48,568

 
$
47,844

Lease financing obligations

 
58

Total long-term debt and lease financing obligations
48,568

 
47,902

Unamortized debt issuance costs
(431
)
 
(478
)
Current portion of lease financing obligations

 
(58
)
Long-term debt and lease financing obligations, net of debt issuance costs and current portion
$
48,137

 
$
47,366

Scheduled Future Principal Payments under Outstanding Debt Obligations
Scheduled future principal payments for outstanding debt were as follows at June 30, 2017 (in thousands):
Years Ending December 31,
 
Remainder of 2017
$

2018

2019

2020

2021
36,426

Thereafter
12,142

 
$
48,568